baʿălīs בַּעֲלִיס ‘Baalis’ (Hebrew)

Etymology^?: probably from a derivative of ʿālas עָלַס ‘to rejoice’ with prepositional prefix
Roots: עלס

baʿălīs pr n m pers
Baalis = "lord of the banner: in causing the joy"
1) king of the Ammonites at the time of the destruction of Jerusalem by Nebuchadnezzar